The History of Educational Technology By facebooker_400475984195296 1514 The Printing Press was invented. Period: 1514 to 1999 The History of Educational Technology 1843 The Fax Machine was used. 1888 The Ballpoint Pen was used. 1890 The Chalkboard was used. Blackboard. 1925 The Film Projector was invented. 1930 The Overhead Projector was invented. 1940 The Computer was invented. 1961 The Internet was emerged. 1970 The Calculator was invented. 1980 CD/DVD was appeared. 1991 The SmartBoard was used. 1999 The Interactive WhiteBoard was used.
